The company is headquartered in Ingolstadt, Germany, and has been a wholly owned (99.55%) subsidiary of Volkswagen AG since 1964. Volkswagen relaunched the Audi brand with the 1965 introduction of the Audi 60 range.

Honda is the world's largest manufacturer of motorcycles as well as the world's largest manufacturer of internal combustion engines measured by volume, producing more than 14 million internal combustion engines each year.

Bayerische Motoren Werke AG(BMW), (literally English: Bavarian Motor Works) is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the MINI brand, and is the parent company of Rolls-Royce Motor Cars.

Suzuki Motor Corporation is a Japanese multinational corporation headquartered in Hamamatsu, Japan that specializes in manufacturing compact automobiles, a full range of motorcycles, all-terrain vehicles (ATVs), outboard marine engines, wheelchairs and a variety of other small internal combustion engines.